Your answer should be A. 20%
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<span>Water, Wind, Glaciers, you name it. Pretty much all of the Earth's forces can.
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The correct option is B.
Gene flow refers to the movement of genes from one population to another population. The movement of genes in and out of a particular population usually result in significant changes in the gene frequencies of the population members that are carrying specific variant of a particular genes. Thus leading to increase in the amount of genetic variations in that population.
Basal cell carcinoma. It’s the most common but least dangerous from of skin cancer. Hope this helps!